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通过对YQ33-4HF井打捞过程分析,结合各打捞工具特点,打捞不成功的情况,建设性地提出了应用母锥的造扣功能对井下小件落物进行打捞,取得了意想不到的成功。
Through the analysis of the salvage process of YQ33-4HF well, combining with the characteristics of salvage tools and the unsuccessful salvage, constructively proposed the use of female buckle buckling function to salvage small downhole material and achieved unexpected success.